I need to develop a comprehensive content strategy for a website about [TOPIC/NICHE]. Help me identify valuable keyword opportunities and create a strategic content plan. Business context: Target audience: [TARGET_AUDIENCE] Business objectives: [BUSINESS_GOALS] Current content performance: [CURRENT_SITUATION] Competitors: [MAIN_COMPETITORS] Content resources: [AVAILABLE_RESOURCES] Please help me develop a complete keyword research and content planning framework: Identify primary seed keywords for this niche Suggest a methodology for expanding these into a comprehensive keyword list Create a system for evaluating and prioritizing keywords based on: Search volume Competition difficulty Commercial intent Relevance to business goals Develop a topic cluster strategy with: Core pillar topics Supporting subtopics Internal linking structure recommendations Create a 3-month content calendar with: Strategic content types (guides, lists, how-tos, etc.) Suggested headlines incorporating target keywords Content briefs for top 5 priority pieces Publishing cadence recommendations Please provide this as a strategic framework I can implement immediately to improve organic search performance.